.tk-card-default {
    position: relative;
    background: linear-gradient(135deg, #ffffff 0%, #f5f7fa 100%);
    border-radius: 14px!important;
    padding: 28px 30px;
    box-shadow:
        0 12px 30px rgba(0, 0, 0, 0.08),
        0 2px 6px rgba(0, 0, 0, 0.04);
    transition: 
        transform 0.25s ease,
        box-shadow 0.25s ease;
    overflow: hidden;
}